purecrypter | f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707

Analysis

max time kernel
134s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-08-2024 12:28

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General

Target

c0be9e2c8ad076b340f2daafb1412265_JaffaCakes118.exe
Size

74KB
MD5

c0be9e2c8ad076b340f2daafb1412265
SHA1

6a0abfe6c73a44255b0aff6575459c04aa3a9aaa
SHA256

f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707
SHA512

cf6780e5754d8f3c7eb8d2ba3fa88240b132302f88435b229e8c50c9d92ecf89572954d40a6012984a8a2217c908703fb4de2e597932483e65d9825cf1c04263
SSDEEP

1536:Eb5u5fejAeXpmFM0pJAvckOXw72AtY4fAci:mcfpesFM02BY4fg

Score

10^/10

purecrypter discovery downloader loader

Malware Config

Extracted

Family

purecrypter

https://store2.gofile.io/download/9b334094-119d-44c6-b7f2-9ea8e5f40aa7/Inenwohsilzccpqwvmjlf.dll

Signatures

PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
loader downloader purecrypter

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3708	3884	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c0be9e2c8ad076b340f2daafb1412265_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3884	c0be9e2c8ad076b340f2daafb1412265_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\c0be9e2c8ad076b340f2daafb1412265_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c0be9e2c8ad076b340f2daafb1412265_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3884
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3884 -s 1784
  2⤵
  - Program crash
  PID:3708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3884 -ip 3884
1⤵
PID:2184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3884-0-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

Filesize
4KB

Download
memory/3884-1-0x00000000007A0000-0x00000000007B8000-memory.dmp

Filesize
96KB

Download
memory/3884-2-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download
memory/3884-3-0x0000000074E3E000-0x0000000074E3F000-memory.dmp

Filesize
4KB

Download
memory/3884-4-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download
memory/3884-5-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download